Intel BLKDZ77RE75K LGA1155/ Intel Z77/ DDR3/ CrossFireX&SLI/ SATA3&USB3.0/ A&2GbE/ ATX Motherboard - RETAIL Board Form Factor: ATX Socket: LGA1155 # of USB Ports: 18 Total # of SATA Ports: 9 Integrated LAN: Dual LAN 10/100/1000